(4/5)n-7=-4 - solution

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Solution for (4/5)n-7=-4 equation:

n in (-oo:+oo)

(4/5)*n-7 = -4 // + 4

(4/5)*n-7+4 = 0

4/5*n-3 = 0 // + 3

4/5*n = 3 // : 4/5

n = 3/4/5

n = 15/4

n = 15/4

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